Fancy coloured diamonds
The Argyle Diamonds Mine has had 2.2 billion dollars of expansion by Rio Tinto. The Argyle Mine is home to that exquisite and rare diamond the Argyle Pink and it's hoping that this, along with the huge investment made will make the mine attractive to potential buyers.
Worth $16,000,000, THE HEART OF ETERNITY is No. 8 on the list of most expensive diamonds. This superb diamond is just as its name denotes - a heart shaped Fancy Vivid Blue diamond which weighs 5.528